Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KR4AEL callsign genealogy
Currently held by Grindstaff Jr, John G
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by KR4AEL's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KR4AEL.
- Grindstaff Jr, John GNCgranted 2025-01-24